Which reference electrode is used to measure the electrode potential of other electrodes.
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How is a voltmeter connected in the circuit to measure the potential difference between two points?
To measure the potential difference, a voltmeter should be connected in parallel.
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How is standard cell potential calculated using standard electrode potential?
E0cell = E0 cathode − E0 anode
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Two adjacent angles of a parallelogram have equal measure. Find the measure of the angles of the parallelogram.
Solution: 90°, as they add up to 180°
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Primary and secondary markets (a) Compete with each other (b) Complement each other (c) Function independently (d) Control each other
(b) Primary and secondary markets complement each other. Primary market deals with the issue of new securities. That is, through the primary market a company raises capital directly from the borrowers....
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How is a voltmeter connected in the circuit to measure the potential difference between two points
A voltmeter is always connected parallel to the circuit to measure the potential difference between two points.
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Four children measure the length of a table which was about 2 m. Each of them used different ways to measure it.
Salim would get the most accurate length. The reason is that in this case the length of the table can be measured in one go because the measuring tape is...
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With reference to Scotland and Ireland, explain how British nationalism grew at the cost of other cultures.
(i) Through the Act of Union (1707), England was able to impose its influence on Scotland. (ii) The growth of British identity in Parliament suppressed the distinctive culture of Scotland. (iii) The...
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EMF of a cell in terms of reduction potential of its left and right electrodes is
(c) : Ecell = Reduction potential of cathode (right) – reduction potential of anode (left) = Eright – Eleft.
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If a positive charge is shifted from a low-potential region to a high-potential region, the electric potential energy (a) increases
(a) increases
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Given that the standard electrode potential (E°) of metals are:
Increasing order of reducing power: Ag < Cu < Fe < Cr < Mg < K
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